Home / 1,279,055,707,724.30-1,918,598,300,170.30-462,290,484,265.64

Finding the Fourth Proportional to 1,279,055,707,724.30, 1,918,598,300,170.30 and 462,290,484,265.64

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Solution

The fourth proportional to 1,279,055,707,724.30, 1,918,598,300,170.30 and 462,290,484,265.64 is: 693,441,053,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,055,707,724.30 : 1,918,598,300,170.30 = 462,290,484,265.64 : x
  2. Step 2: Convert to fraction form
    1,279,055,707,724.30/1,918,598,300,170.30 = 462,290,484,265.64/x
  3. Step 3: Cross multiply
    1,279,055,707,724.30x = 1,918,598,300,170.30 × 462,290,484,265.64
  4. Step 4: Simplify right side
    1,279,055,707,724.30x = 886,949,737,296,961,774,551,040
  5. Step 5: Solve for x
    x = 886,949,737,296,961,774,551,040/1,279,055,707,724.30
  6. Step 6: Final answer
    x = 693,441,053,380.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.